Pith Number

pith:E3P6Y4EK

pith:2019:E3P6Y4EKEH5EW7POQ5F3RTGE7U

not attested not anchored not stored refs pending

Delineating Knowledge Domains in the Scientific Literature Using Visual Information

Bill Howe, Jevin D. West, Po-shen Lee, Sean Yang

arxiv:1908.07465 v1 · 2019-08-12 · cs.DL · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E3P6Y4EKEH5EW7POQ5F3RTGE7U}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T23:58:35.344383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26dfec708a21fa4b7dee874bb8ccc4fd30d75cbd9c9789dd2815efd2d97926be

Aliases

arxiv: 1908.07465 · arxiv_version: 1908.07465v1 · doi: 10.48550/arxiv.1908.07465 · pith_short_12: E3P6Y4EKEH5E · pith_short_16: E3P6Y4EKEH5EW7PO · pith_short_8: E3P6Y4EK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/E3P6Y4EKEH5EW7POQ5F3RTGE7U \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 26dfec708a21fa4b7dee874bb8ccc4fd30d75cbd9c9789dd2815efd2d97926be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6294c56db1c857167ff7793cf72e0f719b008c9a8fc0a17b12cf525c9b7322ae",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-08-12T17:21:48Z",
    "title_canon_sha256": "f8e6f235c4062d2599cb93159a797572019e0106e8b28e6b2b42f9c56c2176a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07465",
    "kind": "arxiv",
    "version": 1
  }
}